<template>
    <div>
        <template v-for="(item, index) in options">
            <template v-if="values.includes(item.value)">
                <span
                    v-if="
                        (item.elTagType === 'default' || item.elTagType === '') &&
                        (item.elTagClass === '' || item.elTagClass == null)
                    "
                    :key="item.value"
                    :index="index"
                    :class="item.elTagClass"
                >
                    {{ item.label + ' ' }}
                </span>
                <el-tag
                    v-else
                    :key="item.value + ''"
                    :disable-transitions="true"
                    :index="index"
                    :type="
                        item.elTagType === 'primary' ||
                        item.elTagType === 'success' ||
                        item.elTagType === 'info' ||
                        item.elTagType === 'warning' ||
                        item.elTagType === 'danger'
                            ? item.elTagType
                            : 'primary'
                    "
                    :class="item.elTagClass"
                >
                    {{ item.label + ' ' }}
                </el-tag>
            </template>
        </template>
        <template v-if="unmatch && showValue">
            {{ unmatchArray }}
        </template>
    </div>
</template>

<script setup lang="ts">
interface Props {
    options: Array<any>;
    value: number | string | Array<number | string>;
    showValue?: boolean;
    separator?: string;
}
const props = withDefaults(defineProps<Props>(), {
    showValue: true,
    separator: ','
});

const values = computed(() => {
    if (props.value === '' || props.value === null || typeof props.value === 'undefined') return [];
    return Array.isArray(props.value) ? props.value.map(item => '' + item) : String(props.value).split(props.separator);
});

const unmatch = computed(() => {
    if (props.options?.length == 0 || props.value === '' || props.value === null || typeof props.value === 'undefined')
        return false;
    // 传入值为非数组
    let unmatch = false; // 添加一个标志来判断是否有未匹配项
    values.value.forEach(item => {
        if (!props.options.some(v => v.value === item)) {
            unmatch = true; // 如果有未匹配项，将标志设置为true
        }
    });
    return unmatch; // 返回标志的值
});

const unmatchArray = computed(() => {
    // 记录未匹配的项
    const itemUnmatchArray: Array<string | number> = [];
    if (props.value !== '' && props.value !== null && typeof props.value !== 'undefined') {
        values.value.forEach(item => {
            if (!props.options.some(v => v.value === item)) {
                itemUnmatchArray.push(item);
            }
        });
    }
    // 没有value不显示
    return handleArray(itemUnmatchArray);
});

const handleArray = (array: Array<string | number>) => {
    if (array.length === 0) return '';
    return array.reduce((pre, cur) => {
        return pre + ' ' + cur;
    });
};
</script>

<style lang="scss" scoped>
.el-tag + .el-tag {
    margin-left: 10px;
}
</style>
